The game-playing technique is a powerful tool for analyzing cryptographic constructions. We illustrate this by using games as the central tool for proving security of three-key tripleencryption, a long-standing open problem. Our result, which is in the ideal-cipher model, demonstrates that for DES parameters (56-bit keys and 64-bit plaintexts) an adversary’s maximal advantage is small until it ...

Exergaming, a form of digital gaming that combines physical exercise and video games, has become increasingly common in recent years. Exergaming has also become a subject of growing interest among academic researchers. They can be used to motivate people towards more active and a healthier lifestyle. This study examines the adoption and habits of playing exergames, focusing especially on whethe...

background: screen time (st), including watching television and playing electronic games are the leading cause of a growing obesity epidemic. this study aimed to evaluate st and its association with physical activity, overweight and socioeconomic status (ses) in children 10 to 12 years of age in sanandaj.   methods: this study was designed as a cross-sectional study, which was conducted in sana...

Background and aims: Given that computer games have positive and negative functions and mayaffect the mental health of individuals, the present research aimed to study the relationship betweenthe tendency to playing computer games and the mental health of junior high school students inShahr-e Kord.Methods: The current cross-sectional descriptive-analytical study was cond...

In this paper we present the idea of Exer-learning games integrating the element of exercise into serious games. The combination of motion, learning and playing is assumed to facilitate intrinsic motivation and learning achievements. For the application of exer-learning games, the concept of HOPSCOTCH is introduced that is inspired by the popular childrens game. Two demonstrators of this concep...